Seiko Cal. 3866 - 391

Released in 1994, the Cal. 3866 with design code 391 was part of Seiko's domestic market collection. It features a Navy dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-00092a259fb5]

Also known as: Samurai, Golden Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

33j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1994

Related Models

• Seiko 0712-386
• Seiko 4522-439
• Seiko 6367-940
• Seiko 5239-981
• Seiko 7017-252
• Seiko 6128-775
• Seiko 3843-438
• Seiko 6245-876
• Seiko 0799-671
• Seiko 4417-624
• Seiko 0761-905
• Seiko 5277-296